%0 Journal Article %T Electronically Tunable Current-Mode Universal Filter Using VDTAs and Grounded Capacitors %A Jetsdaporn Satansup %A Tattaya Pukkalanun %A Worapong Tangsrirat %J Lecture Notes in Engineering and Computer Science %D 2013 %I Newswood and International Association of Engineers %U http://www.iaeng.org/publication/IMECS2013/IMECS2013_pp647-650.pdf